Government on Tuesday asserted in Lok Sabha that the UN arbitration tribunal's order allowing a murder-accused Italian marine to return home from India pending its proceedings has "affirmed" the Supreme Court's authority and not questioned it.

The Bharatiya Janata Party (BJP) on Monday moved a privilege motion against leader of opposition in the Rajya Sabha Ghulam Nabi Azad over his remark that there was a deal between Prime Minister Narendra Modi and his Italian counterpart Matteo Renzi to fix Congress president Sonia Gandhi.

Italy on Wednesday asked judges in The Hague to order India to release a detained Italian marine, hours before Prime Minister Narendra Modi was due at an EU-India summit in Brussels at which he aims to defuse the long-running row with Rome.

Massimiliano Latorre, one of two Italian Marines facing trial in India for the killing of two fishermen, has posted a video on Facebook of his arrest four years ago, accompanied by the soundtrack of Italian rocker Vasco Rossi`s smash hit "Give a sense to my life".

Italy government on Wednesday rejected media reports that claimed that one the country's two marines, charged for killing Indian fishermen off the Kerala coast four years ago, will not face trial in India.

India has cautioned an international tribunal here to be careful about trusting Italy, which took the case of two Italian marines accused of killing two Indian fishermen off Kerala's coast, to it saying Rome has a record of defaulting on its "sovereign word".

Two foreign lawyers, experts in international arbitration, have been hired by India to challenge Italy's move to take the issue of two of its marines, accused of killing fishermen off Kerala coast, to an international tribunal in Hamburg, Germany, next week.

India will challenge Italy's decision to take the issue of two of its marines, accused of killing two Indian fishermen three years ago, to an international tribunal which will hear it on August 10-11 in Hamburg, Germany.